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Translate the pseudo-code below into a C program to act like a small shell that processes single commands entered by the user. In particular, the program assembles the command and execute it. The commands/programs location can be anywhere in $PATH and might have arguments.
E.g., if the input-line entered by the user is ls -F your program should assemble this command-lines and execute it. The pseudo-code
Algorithm:
While(1) begin read command line from user // Use Unix read/write system calls assemble command args duplicate current process (fork) child should exec to the new program parent process waits for its child to terminate end
What type of strategic approach do they use? Explain.
Write a program named OrderReceipt for the Magic Blender Company. The program prompts the user for a name, street address, city, state, zip code, and quantity of blenders ordered at $39.95 each. In an attractive format (similar to Figure 2-24), displ..
Why is it important for a business to know their break-even point? Cite an example and support your answer with your rationale.
Set the data type of Name and Description however you deem appropriate. Set the data type of Purpose to char (15), and limit it to the set of values (‘Home', ‘Office', ‘Family', ‘Recreation', ‘Sports', ‘Pets'). Execute your CREATE TABLE statement ..
Determine what semantic interpretation would be given to the following sentences by the grammar in this chapter.
ESL Inc. is a large company that has been using a series of spreadsheets, access databases, and manual records to keep track of the majority of the organization's internal and customer data.
Write a short critique (3-4 paragraphs) of the interface of a device, a web site, or a piece of software. Provide a picture or a sketch that illustrates.
Business The controller for an electronics company has used the production figures for the last few months to determine that the function c(x) = -9x5 + 135x3 + 10,000 approximates the cost of producing x thousands of one of their products.
Advise whether Atan, Bella and Chan have committed any criminal offence under the Companies Act 2016.
two Vulnerability Analysis tools used in research and/or commercially available and describe their main features and functionality. Compare and contrast their relative strengths and weaknesses
In today's world of network architecture and the process by which companies communicate with their employees and their customers
Find the smallest positive integer Y such that integer K great than or equal to Y, a postage of K cents can be formed using only 3-cent and 4-cent stamps. And prove that the Y value you find is correct
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